List of Java bytecode instructions: Difference between revisions

Revision as of 03:31, 16 August 2015

Revision as of 13:40, 22 September 2015

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|

|→ -1

|load the int value -1−1 onto the stack

|-

|iconst_0

Line 1,226:

|ab

|1010 1011

|4+: <0-30–3 bytes padding>, defaultbyte1, defaultbyte2, defaultbyte3, defaultbyte4, npairs1, npairs2, npairs3, npairs4, match-offset pairs...

|key →

|a target address is looked up from a table using a key and execution continues from the instruction at that address

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|

|objectref →

|enter monitor for object ("grab the lock" -– start of synchronized() section)

|-

|monitorexit

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|

|objectref →

|exit monitor for object ("release the lock" -– end of synchronized() section)

|-

|multianewarray

Line 1,436:

|aa

|1010 1010

|4+: [0-30–3 bytes padding], defaultbyte1, defaultbyte2, defaultbyte3, defaultbyte4, lowbyte1, lowbyte2, lowbyte3, lowbyte4, highbyte1, highbyte2, highbyte3, highbyte4, jump offsets...

|index →

|continue execution from an address in the table at offset ''index''

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== External links ==

*[http://docs.oracle.com/javase/specs/jvms/se7/html/index.html Oracle's Java Virtual Machine Specification -– Java SE 7 Edition]

*[http://docs.oracle.com/javase/specs/jvms/se8/html/index.html Oracle's Java Virtual Machine Specification -– Java SE 8 Edition]

*[http://homepages.inf.ed.ac.uk/kwxm/JVM/codeByFn.html List of Opcodes grouped by Function]